Home / 140,664.24-210,850.56-87,952.68

Finding the Fourth Proportional to 140,664.24, 210,850.56 and 87,952.68

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Solution

The fourth proportional to 140,664.24, 210,850.56 and 87,952.68 is: 131,837.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,664.24 : 210,850.56 = 87,952.68 : x
  2. Step 2: Convert to fraction form
    140,664.24/210,850.56 = 87,952.68/x
  3. Step 3: Cross multiply
    140,664.24x = 210,850.56 × 87,952.68
  4. Step 4: Simplify right side
    140,664.24x = 18,544,871,831.50
  5. Step 5: Solve for x
    x = 18,544,871,831.50/140,664.24
  6. Step 6: Final answer
    x = 131,837.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.